/* roulang page: index */
:root {
      --color-primary: #6E2F4F;
      --color-primary-dark: #53213a;
      --color-primary-soft: rgba(110, 47, 79, .10);
      --color-secondary: #F1B87A;
      --color-secondary-soft: rgba(241, 184, 122, .22);
      --color-dark: #1D171B;
      --color-bg: #F8F5F1;
      --color-card: #FFFFFF;
      --color-card-warm: #FFFCF8;
      --color-border: #E8DED6;
      --color-text: #3B3437;
      --color-muted: #756B70;
      --color-warning: #B36B2C;
      --shadow-sm: 0 10px 26px rgba(70, 45, 55, .08);
      --shadow-md: 0 18px 45px rgba(70, 45, 55, .12);
      --shadow-lg: 0 28px 70px rgba(70, 45, 55, .16);
      --radius-sm: 10px;
      --radius-md: 18px;
      --radius-lg: 28px;
      --radius-xl: 34px;
      --container: 1200px;
      --header-height: 74px;
      --ease: all .24s ease;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 8%, rgba(241, 184, 122, .22), transparent 28%),
        radial-gradient(circle at 88% 6%, rgba(110, 47, 79, .12), transparent 30%),
        var(--color-bg);
      line-height: 1.75;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ease);
    }

    img {
      display: block;
      max-width: 100%;
      height: auto;
    }

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
      background: none;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(241, 184, 122, .75);
      outline-offset: 4px;
    }

    .container {
      width: min(100% - 44px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      height: var(--header-height);
      background: rgba(248, 245, 241, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(232, 222, 214, .82);
    }

    .nav-wrap {
      height: var(--header-height);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 800;
      color: var(--color-dark);
      letter-spacing: -.02em;
    }

    .brand-mark {
      width: 40px;
      height: 40px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      color: #fff;
      font-size: 15px;
      font-weight: 800;
      border-radius: 14px;
      background:
        linear-gradient(135deg, rgba(241,184,122,.92), rgba(110,47,79,.94)),
        var(--color-primary);
      box-shadow: 0 12px 28px rgba(110, 47, 79, .22);
    }

    .brand-text {
      max-width: 280px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      font-size: 17px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      list-style: none;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 8px 14px;
      border-radius: 999px;
      color: #5e5459;
      font-size: 14px;
      font-weight: 650;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--color-primary);
      background: var(--color-primary-soft);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--color-border);
      background: rgba(255,255,255,.76);
      color: var(--color-primary);
      position: relative;
    }

    .menu-toggle span,
    .menu-toggle::before,
    .menu-toggle::after {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      height: 2px;
      border-radius: 99px;
      background: currentColor;
      transition: var(--ease);
    }

    .menu-toggle span { top: 21px; }
    .menu-toggle::before { top: 14px; }
    .menu-toggle::after { top: 28px; }

    .menu-toggle.open span { opacity: 0; }
    .menu-toggle.open::before { top: 21px; transform: rotate(45deg); }
    .menu-toggle.open::after { top: 21px; transform: rotate(-45deg); }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-size: 15px;
      font-weight: 750;
      line-height: 1.2;
      white-space: nowrap;
      transition: var(--ease);
    }

    .btn-primary {
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 14px 30px rgba(110,47,79,.24);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: var(--color-primary-dark);
      box-shadow: 0 18px 40px rgba(110,47,79,.30);
    }

    .btn-secondary {
      color: var(--color-primary);
      background: rgba(255,255,255,.82);
      border-color: rgba(110,47,79,.18);
    }

    .btn-secondary:hover {
      background: rgba(110,47,79,.08);
      border-color: rgba(110,47,79,.26);
      transform: translateY(-2px);
    }

    .btn-text {
      color: var(--color-primary);
      font-weight: 760;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-text:hover {
      color: var(--color-primary-dark);
      gap: 12px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px 12px;
      border-radius: 999px;
      background: var(--color-secondary-soft);
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 760;
      border: 1px solid rgba(241,184,122,.42);
    }

    .badge::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--color-secondary);
      box-shadow: 0 0 0 4px rgba(241,184,122,.18);
    }

    .section {
      padding: 92px 0;
      position: relative;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 34px;
    }

    .section-kicker {
      color: var(--color-primary);
      font-size: 14px;
      font-weight: 800;
      letter-spacing: .08em;
      margin-bottom: 10px;
    }

    .section-title {
      color: var(--color-dark);
      font-size: clamp(30px, 4vw, 40px);
      line-height: 1.22;
      font-weight: 820;
      letter-spacing: -.04em;
    }

    .section-desc {
      max-width: 620px;
      color: var(--color-muted);
      font-size: 16px;
      margin-top: 12px;
    }

    .hero {
      min-height: calc(100vh - var(--header-height));
      padding: 64px 0 48px;
      display: flex;
      align-items: center;
      overflow: hidden;
    }

    .hero-shell {
      position: relative;
      width: 100%;
      border-radius: var(--radius-xl);
      background:
        linear-gradient(120deg, rgba(29,23,27,.84), rgba(110,47,79,.55)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      box-shadow: var(--shadow-lg);
      overflow: hidden;
      isolation: isolate;
    }

    .hero-shell::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 78% 18%, rgba(241,184,122,.44), transparent 24%),
        linear-gradient(90deg, rgba(29,23,27,.72), rgba(29,23,27,.22));
      z-index: -1;
    }

    .hero-shell::after {
      content: "";
      position: absolute;
      width: 420px;
      height: 420px;
      right: -160px;
      bottom: -170px;
      border-radius: 50%;
      background: rgba(248,245,241,.12);
      filter: blur(2px);
      z-index: -1;
    }

    .hero-content {
      display: grid;
      grid-template-columns: minmax(0, 1.08fr) minmax(320px, .72fr);
      gap: 34px;
      align-items: stretch;
      padding: clamp(34px, 6vw, 68px);
    }

    .hero-copy {
      color: #fff;
      max-width: 760px;
    }

    .hero-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 22px;
      padding: 8px 13px;
      border-radius: 999px;
      background: rgba(255,255,255,.13);
      border: 1px solid rgba(255,255,255,.22);
      backdrop-filter: blur(10px);
      color: rgba(255,255,255,.92);
      font-size: 14px;
      font-weight: 760;
    }

    .hero h1 {
      color: #fff;
      font-size: clamp(34px, 5.2vw, 58px);
      line-height: 1.12;
      letter-spacing: -.055em;
      font-weight: 860;
      max-width: 820px;
    }

    .hero-subtitle {
      margin-top: 22px;
      max-width: 700px;
      color: rgba(255,255,255,.84);
      font-size: clamp(17px, 2vw, 20px);
      line-height: 1.78;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 34px;
    }

    .hero-note {
      margin-top: 22px;
      display: flex;
      align-items: flex-start;
      gap: 10px;
      max-width: 690px;
      color: rgba(255,255,255,.76);
      font-size: 14px;
    }

    .hero-note strong {
      color: #fff;
    }

    .hero-panel {
      align-self: center;
      background: rgba(255, 252, 248, .92);
      border: 1px solid rgba(255,255,255,.45);
      border-radius: 30px;
      padding: 24px;
      color: var(--color-text);
      box-shadow: 0 20px 60px rgba(0,0,0,.18);
      backdrop-filter: blur(16px);
    }

    .panel-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--color-border);
    }

    .panel-top h2 {
      color: var(--color-dark);
      font-size: 20px;
      line-height: 1.35;
    }

    .status-dot {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      background: var(--color-primary);
      display: grid;
      place-items: center;
      color: #fff;
      box-shadow: 0 14px 26px rgba(110,47,79,.22);
    }

    .status-list {
      display: grid;
      gap: 13px;
      margin-top: 18px;
    }

    .status-item {
      display: flex;
      justify-content: space-between;
      gap: 14px;
      align-items: center;
      padding: 14px;
      border-radius: 18px;
      background: #fff;
      border: 1px solid rgba(232,222,214,.86);
    }

    .status-item span {
      color: var(--color-muted);
      font-size: 14px;
    }

    .status-item strong {
      color: var(--color-primary);
      font-size: 15px;
    }

    .mini-copy {
      margin-top: 18px;
      padding: 16px;
      border-radius: 18px;
      background: rgba(241,184,122,.16);
      color: #67535c;
      font-size: 14px;
    }

    .trust-strip {
      margin-top: -24px;
      position: relative;
      z-index: 3;
    }

    .trust-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      padding: 16px;
      border-radius: 26px;
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(232,222,214,.78);
      box-shadow: var(--shadow-sm);
      backdrop-filter: blur(12px);
    }

    .trust-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 14px;
      border-radius: 18px;
      transition: var(--ease);
    }

    .trust-item:hover {
      background: var(--color-card-warm);
      transform: translateY(-2px);
    }

    .trust-icon {
      width: 34px;
      height: 34px;
      flex: 0 0 auto;
      border-radius: 13px;
      display: grid;
      place-items: center;
      color: var(--color-primary);
      background: var(--color-secondary-soft);
      font-weight: 900;
    }

    .trust-item h3 {
      color: var(--color-dark);
      font-size: 15px;
      line-height: 1.35;
      margin-bottom: 3px;
    }

    .trust-item p {
      color: var(--color-muted);
      font-size: 13px;
      line-height: 1.55;
    }

    .scene {
      padding-top: 96px;
    }

    .scene-layout {
      display: grid;
      grid-template-columns: .78fr 1.22fr;
      gap: 44px;
      align-items: center;
    }

    .scene-media {
      position: relative;
      border-radius: 30px;
      overflow: hidden;
      min-height: 460px;
      box-shadow: var(--shadow-md);
      border: 1px solid rgba(232,222,214,.8);
      background: var(--color-card);
    }

    .scene-media img {
      width: 100%;
      height: 460px;
      object-fit: cover;
      filter: saturate(.82) contrast(.96);
    }

    .scene-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(29,23,27,.08), rgba(29,23,27,.50));
    }

    .media-caption {
      position: absolute;
      left: 22px;
      right: 22px;
      bottom: 22px;
      z-index: 2;
      padding: 18px;
      border-radius: 22px;
      background: rgba(255,252,248,.88);
      border: 1px solid rgba(255,255,255,.62);
      backdrop-filter: blur(12px);
    }

    .media-caption h3 {
      color: var(--color-dark);
      font-size: 19px;
      line-height: 1.35;
      margin-bottom: 6px;
    }

    .media-caption p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.65;
    }

    .step-stack {
      display: grid;
      gap: 16px;
      margin-top: 26px;
    }

    .step-card {
      display: grid;
      grid-template-columns: 58px 1fr;
      gap: 18px;
      align-items: flex-start;
      padding: 22px;
      border-radius: 24px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
    }

    .step-card:nth-child(2) {
      transform: translateX(22px);
      background: var(--color-card-warm);
    }

    .step-card:nth-child(3) {
      transform: translateX(44px);
    }

    .step-card:hover {
      transform: translateY(-4px);
      border-color: rgba(110,47,79,.22);
      box-shadow: var(--shadow-md);
    }

    .step-card:nth-child(2):hover,
    .step-card:nth-child(3):hover {
      transform: translateX(22px) translateY(-4px);
    }

    .step-card:nth-child(3):hover {
      transform: translateX(44px) translateY(-4px);
    }

    .step-num {
      width: 52px;
      height: 52px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: var(--color-primary);
      color: #fff;
      font-weight: 850;
      box-shadow: 0 12px 24px rgba(110,47,79,.22);
    }

    .step-card h3 {
      color: var(--color-dark);
      font-size: 21px;
      line-height: 1.35;
      margin-bottom: 5px;
    }

    .step-card p {
      color: var(--color-muted);
      font-size: 15px;
    }

    .latest {
      background:
        linear-gradient(180deg, transparent 0%, rgba(255,255,255,.42) 100%);
    }

    .content-board {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 24px;
      align-items: start;
    }

    .post-list {
      display: grid;
      gap: 16px;
    }

    .post-card {
      position: relative;
      display: grid;
      gap: 12px;
      padding: 24px;
      border-radius: 24px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
      overflow: hidden;
    }

    .post-card::before {
      content: "";
      position: absolute;
      inset: 0 auto 0 0;
      width: 4px;
      background: transparent;
      transition: var(--ease);
    }

    .post-card:hover {
      transform: translateY(-4px);
      border-color: rgba(110,47,79,.25);
      box-shadow: var(--shadow-md);
    }

    .post-card:hover::before {
      background: var(--color-primary);
    }

    .post-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      color: var(--color-muted);
      font-size: 13px;
    }

    .post-tag {
      display: inline-flex;
      align-items: center;
      padding: 5px 10px;
      border-radius: 999px;
      color: var(--color-primary);
      background: var(--color-primary-soft);
      font-weight: 720;
    }

    .post-title {
      color: var(--color-dark);
      font-size: 21px;
      line-height: 1.42;
      font-weight: 800;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .post-card:hover .post-title {
      color: var(--color-primary);
    }

    .post-summary {
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.76;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .post-foot {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      margin-top: 4px;
    }

    .empty-state {
      padding: 34px;
      border-radius: 26px;
      background: var(--color-card);
      border: 1px dashed rgba(110,47,79,.28);
      box-shadow: var(--shadow-sm);
      color: var(--color-muted);
      text-align: center;
    }

    .empty-icon {
      width: 54px;
      height: 54px;
      margin: 0 auto 14px;
      border-radius: 20px;
      background: var(--color-secondary-soft);
      color: var(--color-primary);
      display: grid;
      place-items: center;
      font-size: 24px;
      font-weight: 900;
    }

    .side-panel {
      position: sticky;
      top: calc(var(--header-height) + 20px);
      display: grid;
      gap: 16px;
    }

    .side-card {
      padding: 24px;
      border-radius: 26px;
      background: var(--color-card-warm);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
    }

    .side-card h3 {
      color: var(--color-dark);
      font-size: 20px;
      line-height: 1.35;
      margin-bottom: 10px;
    }

    .side-card p {
      color: var(--color-muted);
      font-size: 15px;
    }

    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 16px;
    }

    .tag-cloud span {
      padding: 7px 11px;
      border-radius: 999px;
      background: #fff;
      border: 1px solid var(--color-border);
      color: #665a60;
      font-size: 13px;
      font-weight: 650;
    }

    .side-image {
      position: relative;
      overflow: hidden;
      border-radius: 26px;
      min-height: 220px;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      background: var(--color-card);
    }

    .side-image img {
      width: 100%;
      height: 250px;
      object-fit: cover;
      filter: saturate(.85);
    }

    .side-image span {
      position: absolute;
      left: 16px;
      bottom: 16px;
      right: 16px;
      padding: 12px 14px;
      border-radius: 18px;
      background: rgba(29,23,27,.72);
      color: #fff;
      font-size: 14px;
      backdrop-filter: blur(10px);
    }

    .experience-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 26px;
      align-items: stretch;
    }

    .feature-large {
      position: relative;
      padding: 34px;
      border-radius: 30px;
      color: #fff;
      min-height: 420px;
      overflow: hidden;
      background:
        linear-gradient(160deg, rgba(29,23,27,.86), rgba(110,47,79,.56)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      box-shadow: var(--shadow-md);
    }

    .feature-large::after {
      content: "";
      position: absolute;
      inset: auto -80px -130px auto;
      width: 300px;
      height: 300px;
      border-radius: 50%;
      background: rgba(241,184,122,.28);
      filter: blur(4px);
    }

    .feature-large h2 {
      position: relative;
      z-index: 1;
      color: #fff;
      font-size: clamp(28px, 4vw, 38px);
      line-height: 1.25;
      margin-top: 18px;
      max-width: 460px;
    }

    .feature-large p {
      position: relative;
      z-index: 1;
      color: rgba(255,255,255,.80);
      margin-top: 14px;
      max-width: 500px;
      font-size: 16px;
    }

    .timeline {
      display: grid;
      gap: 14px;
    }

    .timeline-item {
      position: relative;
      padding: 24px 24px 24px 58px;
      border-radius: 24px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
    }

    .timeline-item:hover {
      transform: translateY(-3px);
      border-color: rgba(110,47,79,.22);
      box-shadow: var(--shadow-md);
    }

    .timeline-item::before {
      content: "";
      position: absolute;
      left: 24px;
      top: 28px;
      width: 14px;
      height: 14px;
      border-radius: 50%;
      background: var(--color-secondary);
      box-shadow: 0 0 0 7px rgba(241,184,122,.22);
    }

    .timeline-item::after {
      content: "";
      position: absolute;
      left: 30px;
      top: 48px;
      bottom: -18px;
      width: 2px;
      background: rgba(232,222,214,.9);
    }

    .timeline-item:last-child::after {
      display: none;
    }

    .timeline-item h3 {
      color: var(--color-dark);
      font-size: 20px;
      line-height: 1.35;
      margin-bottom: 6px;
    }

    .timeline-item p {
      color: var(--color-muted);
      font-size: 15px;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 18px;
    }

    .proof-card {
      grid-column: span 4;
      padding: 26px;
      border-radius: 26px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
    }

    .proof-card:nth-child(2) {
      grid-column: span 5;
      background: var(--color-card-warm);
    }

    .proof-card:nth-child(3) {
      grid-column: span 3;
    }

    .proof-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: rgba(110,47,79,.23);
    }

    .proof-number {
      color: var(--color-primary);
      font-size: 34px;
      line-height: 1;
      font-weight: 880;
      letter-spacing: -.04em;
      margin-bottom: 12px;
    }

    .proof-card h3 {
      color: var(--color-dark);
      font-size: 20px;
      line-height: 1.35;
      margin-bottom: 8px;
    }

    .proof-card p {
      color: var(--color-muted);
      font-size: 15px;
    }

    .guide-wrap {
      display: grid;
      grid-template-columns: .92fr 1.08fr;
      gap: 28px;
      align-items: center;
    }

    .guide-card {
      padding: 30px;
      border-radius: 30px;
      background: #fff;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
    }

    .guide-list {
      margin-top: 22px;
      display: grid;
      gap: 14px;
      list-style: none;
    }

    .guide-list li {
      display: flex;
      gap: 12px;
      color: var(--color-muted);
      font-size: 15px;
    }

    .guide-list li::before {
      content: "✓";
      width: 24px;
      height: 24px;
      flex: 0 0 auto;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: var(--color-primary);
      background: var(--color-secondary-soft);
      font-size: 13px;
      font-weight: 900;
      margin-top: 2px;
    }

    .guide-image {
      position: relative;
      border-radius: 30px;
      overflow: hidden;
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-md);
    }

    .guide-image img {
      width: 100%;
      height: 420px;
      object-fit: cover;
      filter: saturate(.86) contrast(.96);
    }

    .guide-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 42%, rgba(29,23,27,.58));
    }

    .guide-image p {
      position: absolute;
      left: 22px;
      right: 22px;
      bottom: 22px;
      z-index: 2;
      color: #fff;
      font-weight: 720;
      font-size: 18px;
      line-height: 1.55;
    }

    .faq {
      background:
        linear-gradient(180deg, rgba(255,255,255,.36), transparent);
    }

    .faq-layout {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 36px;
      align-items: start;
    }

    .faq-intro {
      position: sticky;
      top: calc(var(--header-height) + 20px);
    }

    .faq-list {
      display: grid;
      gap: 14px;
    }

    details.faq-item {
      border-radius: 22px;
      background: var(--color-card);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: var(--ease);
    }

    details.faq-item[open] {
      border-color: rgba(110,47,79,.25);
      box-shadow: var(--shadow-md);
    }

    .faq-item summary {
      position: relative;
      list-style: none;
      padding: 20px 56px 20px 24px;
      color: var(--color-dark);
      font-size: 17px;
      font-weight: 780;
      cursor: pointer;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      position: absolute;
      right: 22px;
      top: 50%;
      transform: translateY(-50%);
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: var(--color-primary);
      background: var(--color-primary-soft);
      font-weight: 900;
    }

    .faq-item[open] summary::before {
      content: "";
      position: absolute;
      left: 0;
      top: 16px;
      bottom: 16px;
      width: 4px;
      background: var(--color-primary);
      border-radius: 0 999px 999px 0;
    }

    .faq-item[open] summary::after {
      content: "–";
    }

    .faq-answer {
      padding: 0 24px 22px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.78;
    }

    .cta {
      padding: 0 0 92px;
    }

    .cta-box {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      padding: clamp(30px, 5.5vw, 58px);
      color: #fff;
      background:
        radial-gradient(circle at 80% 22%, rgba(241,184,122,.33), transparent 32%),
        linear-gradient(135deg, #1D171B, #6E2F4F);
      box-shadow: var(--shadow-lg);
    }

    .cta-box::before {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      left: -110px;
      bottom: -120px;
      background: rgba(255,255,255,.08);
    }

    .cta-content {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 28px;
      align-items: center;
    }

    .cta h2 {
      color: #fff;
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.22;
      letter-spacing: -.04em;
      margin-bottom: 12px;
    }

    .cta p {
      max-width: 720px;
      color: rgba(255,255,255,.80);
      font-size: 16px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      position: relative;
      overflow: hidden;
      background: var(--color-dark);
      color: rgba(255,255,255,.76);
      padding: 58px 0 28px;
    }

    .site-footer::before {
      content: "";
      position: absolute;
      inset: -160px -120px auto auto;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      background: rgba(241,184,122,.12);
      filter: blur(3px);
    }

    .footer-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 36px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.10);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 850;
      margin-bottom: 16px;
    }

    .footer-brand .brand-mark {
      box-shadow: none;
    }

    .footer-about p {
      max-width: 460px;
      color: rgba(255,255,255,.68);
      font-size: 14px;
      line-height: 1.78;
    }

    .age-tip {
      display: inline-flex;
      align-items: center;
      margin-top: 18px;
      padding: 9px 12px;
      border-radius: 999px;
      color: #FFE1B7;
      background: rgba(241,184,122,.10);
      border: 1px solid rgba(241,184,122,.22);
      font-size: 13px;
      font-weight: 700;
    }

    .footer-col h3 {
      color: #fff;
      font-size: 16px;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 9px;
      list-style: none;
    }

    .footer-links a {
      color: rgba(255,255,255,.68);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--color-secondary);
      padding-left: 4px;
    }

    .footer-bottom {
      position: relative;
      z-index: 1;
      display: flex;
      justify-content: space-between;
      gap: 18px;
      align-items: center;
      padding-top: 24px;
      color: rgba(255,255,255,.52);
      font-size: 13px;
    }

    .footer-bottom a:hover {
      color: var(--color-secondary);
    }

    @media (max-width: 1080px) {
      .nav-links {
        gap: 4px;
      }

      .nav-links a {
        padding-inline: 10px;
      }

      .hero-content,
      .scene-layout,
      .experience-layout,
      .guide-wrap {
        grid-template-columns: 1fr;
      }

      .scene-media {
        min-height: auto;
      }

      .step-card,
      .step-card:nth-child(2),
      .step-card:nth-child(3),
      .step-card:hover,
      .step-card:nth-child(2):hover,
      .step-card:nth-child(3):hover {
        transform: none;
      }

      .content-board {
        grid-template-columns: 1fr;
      }

      .side-panel,
      .faq-intro {
        position: static;
      }

      .side-panel {
        grid-template-columns: 1fr 1fr;
      }

      .faq-layout {
        grid-template-columns: 1fr;
      }

      .proof-card,
      .proof-card:nth-child(2),
      .proof-card:nth-child(3) {
        grid-column: span 6;
      }
    }

    @media (max-width: 860px) {
      .site-header {
        height: auto;
      }

      .nav-wrap {
        height: var(--header-height);
      }

      .nav-links {
        position: absolute;
        left: 22px;
        right: 22px;
        top: calc(var(--header-height) + 8px);
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 12px;
        border-radius: 22px;
        background: rgba(255,252,248,.96);
        border: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
      }

      .nav-links.show {
        display: flex;
      }

      .nav-links a {
        justify-content: center;
        min-height: 44px;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .nav-actions .btn {
        display: none;
      }

      .hero {
        min-height: auto;
        padding-top: 38px;
      }

      .hero-content {
        padding: 30px;
      }

      .trust-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .side-panel {
        grid-template-columns: 1fr;
      }

      .cta-content {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        justify-content: flex-start;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    @media (max-width: 620px) {
      .container {
        width: min(100% - 36px, var(--container));
      }

      .brand-text {
        max-width: 210px;
        font-size: 15px;
      }

      .section {
        padding: 62px 0;
      }

      .section-head {
        display: block;
      }

      .hero-shell {
        border-radius: 26px;
      }

      .hero-content {
        padding: 24px;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .btn {
        width: 100%;
      }

      .hero-panel {
        padding: 18px;
        border-radius: 24px;
      }

      .trust-grid {
        display: flex;
        gap: 12px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 14px;
      }

      .trust-item {
        min-width: 230px;
        scroll-snap-align: start;
      }

      .scene-media img,
      .guide-image img {
        height: 320px;
      }

      .step-card {
        grid-template-columns: 1fr;
      }

      .post-card {
        padding: 20px;
      }

      .post-foot {
        align-items: flex-start;
        flex-direction: column;
      }

      .proof-card,
      .proof-card:nth-child(2),
      .proof-card:nth-child(3) {
        grid-column: span 12;
      }

      .feature-large {
        min-height: 340px;
        padding: 26px;
      }

      .faq-item summary {
        padding: 18px 52px 18px 20px;
      }
    }

    @media (max-width: 420px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

      .brand-mark {
        width: 36px;
        height: 36px;
        border-radius: 12px;
      }

      .brand-text {
        max-width: 168px;
      }

      .hero h1 {
        font-size: 32px;
      }

      .section-title {
        font-size: 28px;
      }

      .status-item {
        display: block;
      }

      .status-item strong {
        display: block;
        margin-top: 4px;
      }
    }

/* roulang page: article */
:root {
      --color-primary: #6E2F4F;
      --color-primary-dark: #53213a;
      --color-primary-soft: rgba(110, 47, 79, .10);
      --color-secondary: #F1B87A;
      --color-secondary-soft: rgba(241, 184, 122, .22);
      --color-dark: #1D171B;
      --color-bg: #F8F5F1;
      --color-card: #FFFFFF;
      --color-card-warm: #FFFCF8;
      --color-border: #E8DED6;
      --color-text: #3B3437;
      --color-muted: #756B70;
      --color-warning: #B36B2C;
      --shadow-sm: 0 10px 26px rgba(70, 45, 55, .08);
      --shadow-md: 0 18px 45px rgba(70, 45, 55, .12);
      --shadow-lg: 0 28px 70px rgba(70, 45, 55, .16);
      --radius-sm: 10px;
      --radius-md: 18px;
      --radius-lg: 28px;
      --radius-xl: 34px;
      --container: 1200px;
      --header-height: 74px;
      --ease: all .24s ease;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      color: var(--color-text);
      background:
        radial-gradient(circle at 8% 8%, rgba(241, 184, 122, .22), transparent 28%),
        radial-gradient(circle at 88% 6%, rgba(110, 47, 79, .12), transparent 30%),
        var(--color-bg);
      line-height: 1.75;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--ease);
    }

    img {
      display: block;
      max-width: 100%;
      height: auto;
    }

    ul,
    ol {
      margin: 0;
      padding: 0;
    }

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
      background: none;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(241, 184, 122, .75);
      outline-offset: 4px;
    }

    .container {
      width: min(100% - 44px, var(--container));
      margin-inline: auto;
      max-width: none;
      padding-right: 0;
      padding-left: 0;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      height: var(--header-height);
      background: rgba(248, 245, 241, .88);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(232, 222, 214, .82);
    }

    .nav-wrap {
      height: var(--header-height);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 800;
      color: var(--color-dark);
      letter-spacing: -.02em;
    }

    .brand-mark {
      width: 40px;
      height: 40px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      color: #fff;
      font-size: 15px;
      font-weight: 800;
      border-radius: 14px;
      background:
        linear-gradient(135deg, rgba(241,184,122,.92), rgba(110,47,79,.94)),
        var(--color-primary);
      box-shadow: 0 12px 28px rgba(110, 47, 79, .22);
    }

    .brand-text {
      max-width: 280px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      font-size: 17px;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
      list-style: none;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 8px 14px;
      border-radius: 999px;
      color: #5e5459;
      font-size: 14px;
      font-weight: 650;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--color-primary);
      background: var(--color-primary-soft);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 14px;
      border: 1px solid var(--color-border);
      background: rgba(255,255,255,.76);
      color: var(--color-primary);
      position: relative;
    }

    .menu-toggle span,
    .menu-toggle::before,
    .menu-toggle::after {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      height: 2px;
      border-radius: 99px;
      background: currentColor;
      transition: var(--ease);
    }

    .menu-toggle span { top: 21px; }
    .menu-toggle::before { top: 14px; }
    .menu-toggle::after { top: 28px; }
    .menu-toggle.open span { opacity: 0; }
    .menu-toggle.open::before { top: 21px; transform: rotate(45deg); }
    .menu-toggle.open::after { top: 21px; transform: rotate(-45deg); }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 12px 20px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-size: 15px;
      font-weight: 750;
      line-height: 1.2;
      white-space: nowrap;
      transition: var(--ease);
    }

    .btn-primary {
      color: #fff;
      background: var(--color-primary);
      box-shadow: 0 14px 30px rgba(110,47,79,.24);
    }

    .btn-primary:hover,
    .btn-primary:active {
      color: #fff;
      transform: translateY(-2px);
      background: var(--color-primary-dark);
      box-shadow: 0 18px 40px rgba(110,47,79,.30);
    }

    .btn-secondary {
      color: var(--color-primary);
      background: rgba(255,255,255,.82);
      border-color: rgba(110,47,79,.18);
    }

    .btn-secondary:hover,
    .btn-secondary:active {
      color: var(--color-primary);
      background: rgba(110,47,79,.08);
      border-color: rgba(110,47,79,.26);
      transform: translateY(-2px);
    }

    .btn-text {
      color: var(--color-primary);
      font-weight: 760;
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-text:hover {
      color: var(--color-primary-dark);
      gap: 12px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px 12px;
      border-radius: 999px;
      background: var(--color-secondary-soft);
      color: var(--color-primary);
      font-size: 13px;
      font-weight: 760;
      border: 1px solid rgba(241,184,122,.42);
      white-space: normal;
    }

    .badge::before {
      content: "";
      width: 7px;
      height: 7px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: var(--color-secondary);
      box-shadow: 0 0 0 4px rgba(241,184,122,.18);
    }

    .section {
      padding: 88px 0;
    }

    .section-heading {
      max-width: 760px;
      margin-bottom: 34px;
    }

    .section-heading h2 {
      color: var(--color-dark);
      font-size: clamp(28px, 4vw, 38px);
      line-height: 1.22;
      font-weight: 800;
      letter-spacing: -.035em;
      margin-bottom: 13px;
    }

    .section-heading p {
      color: var(--color-muted);
      font-size: 17px;
      margin: 0;
    }

    .article-top {
      position: relative;
      padding: 42px 0 34px;
      overflow: hidden;
    }

    .article-top::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(115deg, rgba(248,245,241,.96), rgba(248,245,241,.72)),
        url("/assets/images/backpic/back-2.jpg") center/cover no-repeat;
      z-index: -2;
    }

    .article-top::after {
      content: "";
      position: absolute;
      width: 360px;
      height: 360px;
      right: -110px;
      top: -120px;
      border-radius: 50%;
      background: rgba(110,47,79,.12);
      filter: blur(4px);
      z-index: -1;
    }

    .breadcrumb-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 28px;
      flex-wrap: wrap;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--color-muted);
      font-size: 14px;
      margin: 0;
    }

    .breadcrumb a {
      color: var(--color-primary);
      font-weight: 720;
    }

    .breadcrumb a:hover {
      color: var(--color-primary-dark);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .breadcrumb .split {
      color: #b6aaa6;
    }

    .article-head {
      max-width: 930px;
      padding: 34px;
      border: 1px solid rgba(232,222,214,.92);
      border-radius: var(--radius-xl);
      background: rgba(255,252,248,.86);
      box-shadow: var(--shadow-md);
      backdrop-filter: blur(12px);
    }

    .article-head h1 {
      color: var(--color-dark);
      font-size: clamp(31px, 5vw, 52px);
      line-height: 1.16;
      font-weight: 850;
      letter-spacing: -.045em;
      margin: 18px 0 18px;
    }

    .article-lead {
      color: var(--color-muted);
      font-size: 17px;
      line-height: 1.85;
      margin: 0;
      max-width: 850px;
    }

    .article-meta {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }

    .meta-pill {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 32px;
      padding: 6px 11px;
      border-radius: 999px;
      color: #665d61;
      background: rgba(255,255,255,.78);
      border: 1px solid var(--color-border);
      font-size: 13px;
      font-weight: 680;
    }

    .meta-pill strong {
      color: var(--color-primary);
      font-weight: 800;
    }

    .article-layout {
      display: grid;
      grid-template-columns: minmax(0, 810px) minmax(260px, 1fr);
      gap: 34px;
      align-items: start;
    }

    .article-main {
      min-width: 0;
    }

    .cover-card {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-xl);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-md);
      background: var(--color-card);
      margin-bottom: 28px;
    }

    .cover-card img {
      width: 100%;
      aspect-ratio: 16 / 8.5;
      object-fit: cover;
      filter: saturate(.88) contrast(.98);
    }

    .cover-card::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 35%, rgba(29,23,27,.50));
      pointer-events: none;
    }

    .cover-caption {
      position: absolute;
      left: 24px;
      right: 24px;
      bottom: 20px;
      z-index: 1;
      color: rgba(255,255,255,.92);
      font-size: 14px;
      line-height: 1.65;
    }

    .article-card {
      border: 1px solid var(--color-border);
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.92);
      box-shadow: var(--shadow-md);
      overflow: hidden;
    }

    .content-alert {
      display: flex;
      gap: 14px;
      align-items: flex-start;
      padding: 18px 22px;
      background: linear-gradient(135deg, rgba(241,184,122,.22), rgba(110,47,79,.07));
      border-bottom: 1px solid var(--color-border);
      color: #5b4b51;
      font-size: 15px;
      line-height: 1.75;
    }

    .content-alert span {
      width: 30px;
      height: 30px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--color-primary);
      color: #fff;
      font-weight: 800;
      box-shadow: 0 10px 24px rgba(110,47,79,.22);
    }

    .article-content {
      padding: 36px 42px 42px;
      color: var(--color-text);
      font-size: 17px;
      line-height: 1.88;
      word-break: break-word;
    }

    .article-content h2 {
      margin: 42px 0 16px;
      color: var(--color-dark);
      font-size: 30px;
      line-height: 1.28;
      font-weight: 820;
      letter-spacing: -.025em;
      padding-left: 16px;
      border-left: 5px solid var(--color-primary);
    }

    .article-content h2:first-child {
      margin-top: 0;
    }

    .article-content h3 {
      margin: 32px 0 12px;
      color: var(--color-dark);
      font-size: 23px;
      line-height: 1.35;
      font-weight: 780;
    }

    .article-content p {
      margin: 0 0 20px;
    }

    .article-content a {
      color: var(--color-primary);
      font-weight: 720;
      text-decoration: underline;
      text-decoration-thickness: 1px;
      text-underline-offset: 5px;
      text-decoration-color: rgba(110,47,79,.35);
    }

    .article-content a:hover {
      color: var(--color-primary-dark);
      text-decoration-color: currentColor;
    }

    .article-content ul,
    .article-content ol {
      margin: 18px 0 24px 1.4em;
      padding-left: 1em;
    }

    .article-content li {
      margin: 8px 0;
      padding-left: 4px;
    }

    .article-content blockquote {
      margin: 28px 0;
      padding: 22px 24px;
      border-left: 5px solid var(--color-secondary);
      border-radius: 0 var(--radius-md) var(--radius-md) 0;
      background: #fff8ef;
      color: #5b4d52;
      box-shadow: inset 0 0 0 1px rgba(241,184,122,.28);
    }

    .article-content img {
      width: 100%;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-sm);
      margin: 28px 0 10px;
    }

    .article-content figure {
      margin: 28px 0;
    }

    .article-content figcaption {
      color: var(--color-muted);
      font-size: 14px;
      text-align: center;
      margin-top: 10px;
    }

    .article-content hr {
      border: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--color-border), transparent);
      margin: 38px 0;
      opacity: 1;
    }

    .article-content table {
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      overflow: hidden;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      margin: 24px 0;
      background: #fff;
    }

    .article-content th,
    .article-content td {
      padding: 13px 15px;
      border-bottom: 1px solid var(--color-border);
      vertical-align: top;
    }

    .article-content tr:last-child th,
    .article-content tr:last-child td {
      border-bottom: 0;
    }

    .article-content th {
      background: #fff7ef;
      color: var(--color-primary);
      font-weight: 800;
    }

    .not-found {
      padding: 52px 34px;
      text-align: center;
    }

    .not-found-icon {
      width: 62px;
      height: 62px;
      margin: 0 auto 18px;
      display: grid;
      place-items: center;
      border-radius: 22px;
      background: var(--color-secondary-soft);
      color: var(--color-primary);
      font-size: 28px;
      font-weight: 900;
    }

    .not-found h2 {
      color: var(--color-dark);
      font-size: 30px;
      font-weight: 820;
      margin-bottom: 10px;
    }

    .not-found p {
      color: var(--color-muted);
      margin-bottom: 22px;
    }

    .side-stack {
      position: sticky;
      top: calc(var(--header-height) + 22px);
      display: grid;
      gap: 18px;
    }

    .side-card {
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      background: rgba(255,252,248,.92);
      box-shadow: var(--shadow-sm);
      padding: 22px;
    }

    .side-card h2,
    .side-card h3 {
      color: var(--color-dark);
      font-size: 20px;
      line-height: 1.35;
      font-weight: 820;
      margin-bottom: 12px;
    }

    .side-card p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.75;
      margin-bottom: 14px;
    }

    .toc-list {
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .toc-list a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      padding: 11px 12px;
      border-radius: 14px;
      color: #5c5357;
      background: rgba(255,255,255,.68);
      border: 1px solid rgba(232,222,214,.75);
      font-size: 14px;
      font-weight: 720;
    }

    .toc-list a:hover {
      color: var(--color-primary);
      background: var(--color-primary-soft);
      border-color: rgba(110,47,79,.22);
      transform: translateX(3px);
    }

    .side-note {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(145deg, rgba(29,23,27,.94), rgba(83,33,58,.92)),
        var(--color-dark);
      color: #fff;
    }

    .side-note::after {
      content: "";
      position: absolute;
      width: 160px;
      height: 160px;
      right: -70px;
      bottom: -74px;
      border-radius: 50%;
      background: rgba(241,184,122,.22);
    }

    .side-note h3,
    .side-note p {
      color: rgba(255,255,255,.92);
      position: relative;
      z-index: 1;
    }

    .mini-checks {
      display: grid;
      gap: 10px;
      list-style: none;
      position: relative;
      z-index: 1;
    }

    .mini-checks li {
      display: flex;
      gap: 9px;
      align-items: flex-start;
      color: rgba(255,255,255,.86);
      font-size: 14px;
    }

    .mini-checks li::before {
      content: "";
      width: 9px;
      height: 9px;
      margin-top: 8px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: var(--color-secondary);
    }

    .latest-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 24px;
      align-items: stretch;
    }

    .related-list {
      display: grid;
      gap: 16px;
    }

    .related-card {
      display: grid;
      grid-template-columns: 138px minmax(0, 1fr);
      gap: 18px;
      padding: 18px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-border);
      background: rgba(255,255,255,.92);
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
    }

    .related-card:hover {
      transform: translateY(-3px);
      border-color: rgba(110,47,79,.25);
      box-shadow: var(--shadow-md);
    }

    .related-thumb {
      overflow: hidden;
      border-radius: 18px;
      background: #efe6de;
    }

    .related-thumb img {
      width: 100%;
      height: 100%;
      min-height: 118px;
      object-fit: cover;
      transition: var(--ease);
      filter: saturate(.9);
    }

    .related-card:hover .related-thumb img {
      transform: scale(1.04);
    }

    .related-body {
      min-width: 0;
    }

    .related-meta {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 8px;
      color: var(--color-muted);
      font-size: 13px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 4px 9px;
      border-radius: 999px;
      color: var(--color-primary);
      background: var(--color-primary-soft);
      font-size: 12px;
      font-weight: 780;
    }

    .related-card h3 {
      color: var(--color-dark);
      font-size: 20px;
      line-height: 1.36;
      font-weight: 820;
      margin: 0 0 8px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .related-card h3 a:hover {
      color: var(--color-primary);
    }

    .related-card p {
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.72;
      margin: 0 0 12px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .latest-panel {
      border: 1px solid var(--color-border);
      border-radius: var(--radius-xl);
      background:
        linear-gradient(145deg, rgba(255,252,248,.96), rgba(255,255,255,.88));
      box-shadow: var(--shadow-md);
      padding: 28px;
      overflow: hidden;
      position: relative;
    }

    .latest-panel::before {
      content: "";
      position: absolute;
      width: 210px;
      height: 210px;
      right: -96px;
      top: -96px;
      border-radius: 50%;
      background: rgba(241,184,122,.28);
    }

    .latest-panel h3 {
      position: relative;
      color: var(--color-dark);
      font-size: 24px;
      font-weight: 850;
      margin-bottom: 13px;
      line-height: 1.3;
    }

    .latest-panel p {
      position: relative;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.78;
      margin-bottom: 18px;
    }

    .panel-links {
      position: relative;
      display: grid;
      gap: 10px;
      list-style: none;
      margin-bottom: 22px;
    }

    .panel-links li {
      display: flex;
      align-items: flex-start;
      gap: 9px;
      color: #5d5358;
      font-size: 14px;
      line-height: 1.7;
    }

    .panel-links li::before {
      content: "";
      width: 8px;
      height: 8px;
      margin-top: 9px;
      border-radius: 50%;
      background: var(--color-primary);
      box-shadow: 0 0 0 4px var(--color-primary-soft);
      flex: 0 0 auto;
    }

    .experience-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 16px;
    }

    .experience-card {
      padding: 24px;
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-border);
      background: rgba(255,255,255,.88);
      box-shadow: var(--shadow-sm);
      transition: var(--ease);
    }

    .experience-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: rgba(110,47,79,.24);
    }

    .experience-card .num {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      background: var(--color-secondary-soft);
      color: var(--color-primary);
      font-weight: 900;
      margin-bottom: 16px;
    }

    .experience-card h3 {
      color: var(--color-dark);
      font-size: 19px;
      font-weight: 820;
      margin-bottom: 8px;
    }

    .experience-card p {
      color: var(--color-muted);
      font-size: 14px;
      line-height: 1.75;
      margin: 0;
    }

    .faq-wrap {
      display: grid;
      gap: 14px;
      max-width: 900px;
    }

    .faq-item {
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.9);
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      transition: var(--ease);
    }

    .faq-item:hover {
      border-color: rgba(110,47,79,.24);
      box-shadow: var(--shadow-md);
    }

    .faq-question {
      width: 100%;
      min-height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 18px 22px;
      color: var(--color-dark);
      text-align: left;
      font-weight: 820;
      font-size: 17px;
    }

    .faq-question::after {
      content: "+";
      width: 32px;
      height: 32px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--color-primary-soft);
      color: var(--color-primary);
      font-size: 22px;
      line-height: 1;
      transition: var(--ease);
    }

    .faq-item.active .faq-question::after {
      content: "−";
      background: var(--color-primary);
      color: #fff;
    }

    .faq-answer {
      display: none;
      padding: 0 22px 22px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.82;
      border-left: 4px solid var(--color-primary);
      margin-left: 22px;
    }

    .faq-item.active .faq-answer {
      display: block;
    }

    .compliance-band {
      border-radius: var(--radius-xl);
      border: 1px solid rgba(110,47,79,.18);
      background:
        linear-gradient(135deg, rgba(110,47,79,.95), rgba(29,23,27,.96)),
        url("/assets/images/backpic/back-3.jpg") center/cover no-repeat;
      color: #fff;
      box-shadow: var(--shadow-lg);
      padding: 42px;
      overflow: hidden;
      position: relative;
    }

    .compliance-band::after {
      content: "";
      position: absolute;
      width: 320px;
      height: 320px;
      right: -118px;
      bottom: -148px;
      border-radius: 50%;
      background: rgba(241,184,122,.22);
    }

    .compliance-content {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 26px;
      align-items: center;
    }

    .compliance-content h2 {
      font-size: clamp(27px, 4vw, 38px);
      line-height: 1.25;
      font-weight: 850;
      margin-bottom: 12px;
    }

    .compliance-content p {
      color: rgba(255,255,255,.82);
      font-size: 16px;
      line-height: 1.82;
      max-width: 760px;
      margin: 0;
    }

    .compliance-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .compliance-band .btn-secondary {
      color: #fff;
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.28);
    }

    .compliance-band .btn-secondary:hover {
      background: rgba(255,255,255,.18);
      color: #fff;
    }

    .site-footer {
      background:
        radial-gradient(circle at 20% 10%, rgba(241,184,122,.12), transparent 28%),
        var(--color-dark);
      color: rgba(255,255,255,.82);
      padding: 64px 0 28px;
      margin-top: 40px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr .7fr .7fr;
      gap: 40px;
      padding-bottom: 38px;
      border-bottom: 1px solid rgba(255,255,255,.12);
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: #fff;
      font-weight: 850;
      margin-bottom: 16px;
    }

    .footer-about p {
      max-width: 560px;
      color: rgba(255,255,255,.70);
      font-size: 15px;
      line-height: 1.82;
      margin-bottom: 16px;
    }

    .age-tip {
      display: inline-flex;
      align-items: center;
      padding: 7px 12px;
      border-radius: 999px;
      color: #ffe2bb;
      background: rgba(241,184,122,.12);
      border: 1px solid rgba(241,184,122,.24);
      font-size: 13px;
      font-weight: 760;
    }

    .footer-col h3 {
      color: #fff;
      font-size: 17px;
      font-weight: 820;
      margin-bottom: 15px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .footer-links a {
      color: rgba(255,255,255,.70);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--color-secondary);
      padding-left: 4px;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding-top: 24px;
      color: rgba(255,255,255,.58);
      font-size: 13px;
      flex-wrap: wrap;
    }

    .footer-bottom p {
      margin: 0;
    }

    .footer-bottom a {
      color: rgba(255,255,255,.68);
    }

    .footer-bottom a:hover {
      color: var(--color-secondary);
    }

    @media (max-width: 1100px) {
      .brand-text {
        max-width: 220px;
      }

      .nav-links a {
        padding: 8px 11px;
      }

      .article-layout {
        grid-template-columns: 1fr;
      }

      .side-stack {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .latest-grid {
        grid-template-columns: 1fr;
      }

      .experience-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 900px) {
      .nav-wrap {
        gap: 14px;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 22px;
        right: 22px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        border-radius: 22px;
        border: 1px solid var(--color-border);
        background: rgba(255,252,248,.96);
        box-shadow: var(--shadow-lg);
      }

      .nav-links.open {
        display: flex;
      }

      .nav-links a {
        width: 100%;
        justify-content: center;
      }

      .nav-actions .btn {
        display: none;
      }

      .article-head {
        padding: 28px;
      }

      .article-content {
        padding: 30px 28px 34px;
      }

      .compliance-content {
        grid-template-columns: 1fr;
      }

      .compliance-actions {
        justify-content: flex-start;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }

      .footer-about {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 680px) {
      :root {
        --header-height: 68px;
      }

      .container {
        width: min(100% - 36px, var(--container));
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 13px;
      }

      .brand-text {
        max-width: 182px;
        font-size: 15px;
      }

      .section {
        padding: 62px 0;
      }

      .article-top {
        padding: 30px 0 24px;
      }

      .article-head {
        border-radius: 24px;
        padding: 24px;
      }

      .breadcrumb-row {
        align-items: flex-start;
      }

      .article-lead {
        font-size: 15px;
      }

      .cover-card img {
        aspect-ratio: 4 / 3;
      }

      .cover-caption {
        left: 18px;
        right: 18px;
        bottom: 16px;
        font-size: 13px;
      }

      .content-alert {
        padding: 16px 18px;
        font-size: 14px;
      }

      .article-content {
        padding: 26px 20px 30px;
        font-size: 16px;
        line-height: 1.85;
      }

      .article-content h2 {
        font-size: 25px;
        margin-top: 34px;
      }

      .article-content h3 {
        font-size: 21px;
      }

      .side-stack {
        grid-template-columns: 1fr;
      }

      .related-card {
        grid-template-columns: 1fr;
      }

      .related-thumb img {
        height: 180px;
      }

      .experience-grid {
        grid-template-columns: 1fr;
      }

      .compliance-band {
        padding: 30px 24px;
        border-radius: 24px;
      }

      .compliance-actions {
        flex-direction: column;
      }

      .compliance-actions .btn {
        width: 100%;
      }

      .faq-question {
        font-size: 16px;
        padding: 17px 18px;
      }

      .faq-answer {
        margin-left: 18px;
        padding-right: 18px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    @media (max-width: 420px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

      .brand-text {
        max-width: 150px;
      }

      .article-head h1 {
        font-size: 30px;
      }

      .article-meta {
        align-items: flex-start;
      }

      .badge,
      .meta-pill {
        max-width: 100%;
      }

      .btn {
        width: 100%;
      }

      .breadcrumb-row .btn {
        width: auto;
      }

      .article-content {
        padding-left: 18px;
        padding-right: 18px;
      }
    }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}